feat: add test cases for all objects and all opertions

[WindyDante]

Fix: #64

[casbin-bot]

@seriouszyx @ComradeProgrammer @Resulte please review

[codecov]

Codecov Report

Merging #68 (575ade6) into master (c761a42) will not change coverage.
The diff coverage is 0.00%.

@@           Coverage Diff           @@
##           master     #68    +/-   ##
=======================================
  Coverage    0.00%   0.00%            
=======================================
  Files          44      44            
  Lines        1246     709   -537     
  Branches       28      28            
=======================================
+ Misses       1246     709   -537     

Files	Coverage Δ
...rc/main/java/org/casbin/casdoor/config/Config.java	0.00% <ø> (ø)
...main/java/org/casbin/casdoor/entity/EmailForm.java	0.00% <ø> (ø)
...rc/main/java/org/casbin/casdoor/entity/Record.java	0.00% <ø> (ø)
.../main/java/org/casbin/casdoor/entity/Resource.java	0.00% <ø> (ø)
src/main/java/org/casbin/casdoor/entity/Token.java	0.00% <ø> (ø)
...va/org/casbin/casdoor/service/EnforcerService.java	0.00% <ø> (ø)
.../org/casbin/casdoor/util/http/CasdoorResponse.java	0.00% <ø> (ø)
...c/main/java/org/casbin/casdoor/entity/SmsForm.java	0.00% <0.00%> (ø)
...ava/org/casbin/casdoor/service/AccountService.java	0.00% <0.00%> (ø)
...org/casbin/casdoor/service/ApplicationService.java	0.00% <0.00%> (ø)
... and 19 more

[github-actions]

🎉 This PR is included in version 1.19.0 🎉

The release is available on:

• GitHub release
• v1.19.0

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